Embodiments of the present invention provide for efficient methods and processes for preparing ionic amino acid esters from a specific synthesis route. The disclosed embodiments consist of a single reaction step: reacting a natural or synthetic unprotected amino acid with an aliphatic, branched or aromatic fatty alcohol of even or odd number of carbon atoms from 6 to 20 with or without unsaturation(s), in stoichiometric amounts, in the presence of an organic acid (HX) like carboxylate, mesylate, tosylate or sulfonate, employed as catalyst and under conventional heating (CC) of 1 to 3 hours at a temperature in the range of approximately 60 to 150° C. and pressure the range of approximately 0 to approximately 250 psi; the product obtained is cooled and recrystallized from ethanol.
本发明的实施例提供了从特定合成途径制备离子
氨基酸酯的高效方法和工艺。所公开的实施方案包括一个反应步骤:在有机酸(HX)如
羧酸盐、
甲磺酸盐、对
磺酸盐作为催化剂的存在下,在常规加热(CC)条件下,在温度约为 60 至 150 摄氏度、压力约为 0 至约 250 磅/平方英寸的范围内,使天然或合成的未受保护
氨基酸与偶数或奇数碳原子数(6 至 20)的
脂肪醇、支链
脂肪醇或芳香
脂肪醇反应,反应量为等比数列。将得到的产品冷却并从
乙醇中重结晶。